Dongguan Longji Plastic Electronic Co.,Ltd

1. Our history

Dongguan Longji Plastic Electronic CO.,LTD founded in 1997, which is a professional enterprise specializing in the design, production & assembly of dampers & latches. We are in the process of precision plastic electronic fittings, with registered capital of RMB3 million. Our independent workshop covers 6000m2. We have 260 employees and a group of senior technicians & managers.
    Our main manufacturing equipment includes 20 injection molding machines, 5 automatic oiling assembly machines, 2 oil injecting production lines, 2 laser carving machines, 5 high power ultrasonic drilling machines, 3 lathes, 8 milling machines, 4 grinding machines, 5 EDM machines and 1 machining center. Our main inspection equipment includes three-D coordinatograph, projectors, adjustment force testing frames and height masters. Our main clients are Samsung, LG, Foryou Group and Desay Group.

2. Our factory

Dongguan Longji Plastic Electronic CO.,LTD is located in Zhao Lin Jinchuan Industrial Zone,Xiegang Town , Dongguan City,China.  As a global supplier in the rotary damper hinge, Dongguan Longji Plastic Electronic CO.,LTD  is to create added value for customers around the world.

3. Our product

1. Good Quality Vane Rotary Damper Fit For Small Space

2. Limited Structure Rotary Damper For Toilet Lid

3. Hardware Axis Vane Damper For Washer Cover

4. Soft Closing Rotary Damper Limiting Speed For Washer

5. Stainless High Torque Rotary Damper For Toilet Lid Up Or Down

6. Oil Rotary Damper For Rice Cooker With High Quality

7.  Barrel Damper For Hidden Socket

8. Plastic Soft Close Rotary Damper For Furniture And Kitchenware

9. Silicone Oil Rotary Damper With Both Directions

10. Plaastic Oil Rotary Damper For Coffee Machine

11. Miniture Plastic Rotary Damper

12. Small Gear Vibration Damper With 11 Gears

13. Plastic Rotating Damper With Gears

14. Stainless Toilet Seat Damper

15.Tiny Rotary Damper With 10 Gears

4. Product applications

Rotary damper can be applied on all kinds of home appliance, consumer electronic products and automobiles, such as  gear damper on TV control panel lid, rotary gear damper on CD drawer, silicone oil damper on cassette player,  rotary damper on all control panel covers.

5.Our certificate

We have got ISO9001 & ISO14001 Quality Environmental Management System Certificates. We keep improving the quality of our products while absorbing advanced technical experience at home & abroad. We have already taken the lead in the industry. The dampers can maintain the functions under -30 to 80 degree centigrade and meet RoHS demand in terms of environmental protection. With excellent quality & superior after-sales service, we have won favorable reputations in the industry.

6. Production equipment

Our main manufacturing equipment includes 20 injection molding machines, 5 automatic oiling assembly machines, 2 oil injecting production lines, 2 laser carving machines, 5 high power ultrasonic drilling machines, 3 lathes, 8 milling machines, 4 grinding machines, 5 EDM machines and 1 machining center

7.Production Market

 Our main clients are Samsung, LG, Foryou Group and Desay Group.

8. Our services

Besides our existing molded products, we also can produce polyurethane products according to the drawings or samples from our customers. We control the product quality critically for every step during the manufacturing from custom polyurethane parts to rotary damper. We offer technical support